Blade replacing device for die-cutting machine

Abstract

The utility model discloses a blade replacing device for a die-cutting machine, and relates to the field of blade auxiliary replacing devices, the blade replacing device comprises a connecting base and a connecting support, balls are symmetrically installed at the bottom of the connecting base front and back, a fixing plate is fixedly installed at the top of the connecting base, and a driving motor is installed at the top of the side of the connecting base. According to the blade replacing device for the die-cutting machine, through the arranged bidirectional lead screw, the driving motor can drive the bidirectional lead screw to rotate in the fixing plate during operation, so that the positioning assemblies on the two sides synchronously and oppositely move along the top of the connecting base; and through arrangement of balls, when the abutting plate on one side abuts against the inner surface of the die-cutting machine, and if the abutting plate on the other side is not attached to the inner surface of the die-cutting machine, the abutting plate can drive the connecting base to move on the die-cutting machine. Therefore, the purpose of automatically centering and positioning the device is achieved.

Description

Technical Field

[0001] The utility model relates to the field of blade auxiliary replacement devices, in particular to a blade replacement device for a die-cutting machine. Background Art

[0002] Die-cutting machines are generally also called beer machines, cutting machines, and CNC punching machines. They are mainly used for die-cutting (full cutting, half cutting), creasing and hot stamping operations, laminating, and automatic waste discharge of corresponding non-metallic materials, self-adhesive stickers, EVA, double-sided tape, electronics, mobile phone pads, etc. The die-cutting machine uses steel knives, hardware molds, steel wires (or templates carved from steel plates) to apply a certain amount of pressure through the stamping plate to cut printed products or cardboard into a certain shape. It is an important equipment for post-printing packaging processing and forming, and the blade is one of the important components of the die-cutting machine. When the staff needs to replace it, they need to use a replacement device to assist in the replacement operation.

[0003] However, the current replacement device still has some shortcomings. For example, the existing replacement device has poor blade positioning function, which causes the replacement device to take a long time to locate the installation position of the blade, thereby causing certain interference with the blade replacement efficiency of the staff, and thus there are certain usage defects.

[0004] Therefore, it is urgent to improve this shortcoming. The utility model is to study and improve the existing structural deficiencies and provide a blade replacement device for a die-cutting machine. Utility Model Content

[0005] The purpose of the present utility model is to provide a blade replacement device for a die-cutting machine to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a blade replacement device for a die-cutting machine, comprising a connecting base and a connecting bracket, wherein ball bearings are symmetrically installed on the bottom of the connecting base, and a fixing plate is fixedly installed on the top of the connecting base, and a driving motor is installed on the side top of the connecting base, and the output shaft of the driving motor is installed with a bidirectional screw through a coupling, and at the same time, the top of the connecting base is slidably connected to a positioning assembly, the connecting bracket is fixedly installed on the top of the fixing plate, and the top of the connecting bracket is rotatably connected to a hand-screw screw, and a bearing bracket is fixedly installed on the top of the connecting bracket, and the top of the bearing bracket is slidably connected to the connecting assembly, and at the same time, the top of the connecting assembly is symmetrically installed with the bearing assembly.

[0007] Furthermore, the positioning assembly includes a first connecting mechanism, a T-shaped slider, a connecting plate, a fixed rod and a stop plate, and the T-shaped sliders are symmetrically installed on the upper and lower sides of the first connecting mechanism, and the connecting plates are symmetrically installed on the front and rear sides of the first connecting mechanism, and the side of the connecting plate is installed with a fixed rod, and the end of the fixed rod is fixedly connected to the stop plate, and the interior of the first connecting mechanism is movably connected to the side of the bidirectional screw rod.

[0008] Furthermore, the outer side of the first connecting mechanism is fixedly connected to the inner side of the T-shaped slider, and the first connecting mechanism forms a sliding structure with the connecting base through the T-shaped slider.

[0009] Furthermore, the end of the fixing rod is fixedly connected to the side of the connecting plate, and the other end of the fixing rod is fixedly connected to the inner side of the abutment plate, and the abutment plate forms a fixed structure with the connecting plate through the fixing rod.

[0010] Furthermore, the connecting assembly includes a supporting plate, a cross-shaped slider, a second connecting mechanism and a T-shaped slide, and the bottom of the supporting plate is fixedly connected to the cross-shaped slider, and the bottom of the cross-shaped slider is fixedly installed with the second connecting mechanism, and the interior of the second connecting mechanism is movably connected to the side of the hand-screw rod, and at the same time, the bottom of the supporting plate is symmetrically installed with a T-shaped slide.

[0011] Furthermore, the bottom of the supporting plate is fixedly connected to the top of the T-shaped slide bar, and the supporting plate forms a sliding structure with the supporting bracket through the T-shaped slide bar.

[0012] Furthermore, the carrying assembly includes an electric telescopic rod, a connecting block, a blade carrying frame and a placement slot, and the extending end of the electric telescopic rod is fixedly connected to the connecting block, and the blade carrying frame is fixedly installed on the side of the connecting block, and a placement slot is provided on the top of the blade carrying frame.

[0013] Furthermore, the side of the connecting block is fixedly connected to the side of the blade carrying frame, and the bottom of the connecting block is fixedly connected to the top of the extended end of the electric telescopic rod, and the blade carrying frame forms a fixed structure with the electric telescopic rod through the connecting block.

[0014] The utility model provides a blade replacement device for a die-cutting machine, which has the following beneficial effects:

[0015] 1. The utility model provides a bidirectional screw, so that the driving motor can drive the bidirectional screw to rotate inside the fixed plate during operation, so that the positioning components on both sides move synchronously in opposite directions along the top of the connecting base, and then the retaining plate moves outward to resist the inner surface of the die-cutting machine, and through the setting of the ball, when the retaining plate on one side resists the inner surface of the die-cutting machine, if the retaining plate on the other side does not fit the inner surface of the die-cutting machine, it can drive the connecting base to move on the die-cutting machine, so as to achieve the purpose of automatic centering of the device, thereby avoiding the situation that the replacement device takes a long time to locate the installation position of the blade, which interferes with the blade replacement efficiency of the staff.

[0016] 2. The utility model provides two sets of carrying components, so that the replacement device can simultaneously transfer the replacement blade and the spare blade, thereby greatly improving the replacement efficiency of the staff, and through the provision of a hand-screw screw, the staff can drive the connecting assembly to move back and forth along the top of the carrying bracket when driving the hand-screw screw to rotate, so that the two sets of carrying components can pass directly under the blade installation point in turn, and at the same time, the provision of the electric telescopic rod makes it easy to adjust the height of the blade carrying frame, thereby providing convenience for the staff to disassemble and install the blade. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a frontal perspective structural diagram of a blade replacement device for a die-cutting machine according to the present invention;

[0018] Figure 2 This is a schematic diagram of the split bottom-up structure of a blade replacement device for a die-cutting machine according to the present invention;

[0019] Figure 3 The utility model is a blade replacement device for a die cutting machine Figure 2 A magnified schematic diagram of the structure in the middle.

[0020] In the figure: 1. Connecting base; 2. Ball bearing; 3. Fixing plate; 4. Driving motor; 5. Bidirectional screw; 6. Positioning assembly; 61. First connecting mechanism; 62. T-shaped slider; 63. Connecting plate; 64. Fixing rod; 65. Positioning plate; 7. Connecting bracket; 8. Hand-screwed screw; 9. Load-bearing bracket; 10. Connecting assembly; 101. Load-bearing plate; 102. Cross-shaped slider; 103. Second connecting mechanism; 104. T-shaped slide; 11. Load-bearing assembly; 111. Electric telescopic rod; 112. Connecting block; 113. Blade carrying frame; 114. Placement slot. DETAILED DESCRIPTION

[0021] The following embodiments of the present invention are described in further detail with reference to the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0022] like Figure 1-Figure 3 As shown, a blade replacement device for a die-cutting machine includes a connecting base 1 and a connecting bracket 7, wherein ball bearings 2 are symmetrically installed on the bottom of the connecting base 1, and a fixing plate 3 is fixedly installed on the top of the connecting base 1, and a driving motor 4 is installed on the side top of the connecting base 1, and the output shaft of the driving motor 4 is installed with a bidirectional screw rod 5 through a coupling, and at the same time, a positioning component 6 is slidably connected to the top of the connecting base 1, and the positioning component 6 includes a first connecting mechanism 61, a T-shaped slider 62, a connecting plate 63, a fixing rod 64 and a stop plate 65, and T-shaped sliders 62 are symmetrically installed on the upper and lower sides of the first connecting mechanism 61, the outer side of the first connecting mechanism 61 is fixedly connected to the inner side of the T-shaped slider 62, and the first connecting mechanism 61 forms a sliding structure with the connecting base 1 through the T-shaped slider 62, and by setting The first connecting mechanism 61 and the connecting base 1 are formed into a sliding structure, so that the first connecting mechanism 61 is smoother and more stable when moving along the top of the connecting base 1, and connecting plates 63 are symmetrically installed on the front and rear sides of the first connecting mechanism 61, and a fixing rod 64 is installed on the side of the connecting plate 63, and at the same time, the end of the fixing rod 64 is fixedly connected to the stop plate 65, and the end of the fixing rod 64 is fixedly connected to the side of the connecting plate 63, and the other end of the fixing rod 64 is fixedly connected to the inner side of the stop plate 65, and the stop plate 65 forms a fixed structure with the connecting plate 63 through the fixing rod 64. By setting the stop plate 65 and the connecting plate 63 into a fixed structure, the stop plate 65 will not loosen when stopping, and the interior of the first connecting mechanism 61 is movably connected to the side of the bidirectional screw rod 5.

[0023] like Figure 1 and Figure 2As shown, the top of the connecting base 1 is fixedly installed with a fixing plate 3, the connecting bracket 7 is fixedly installed on the top of the fixing plate 3, and the top of the connecting bracket 7 is rotatably connected to the hand-screw rod 8, and the top of the connecting bracket 7 is fixedly installed with a supporting bracket 9, and the top of the supporting bracket 9 is slidably connected with a connecting component 10, the connecting component 10 includes a supporting plate 101, a cross-shaped slider 102, a second connecting mechanism 103 and a T-shaped slide 104, and the bottom of the supporting plate 101 is fixedly connected to the cross-shaped slider 102, and the bottom of the cross-shaped slider 102 is fixedly installed with the second connecting mechanism 103, and the interior of the second connecting mechanism 103 is movably connected to the side of the hand-screw rod 8, and at the same time, the bottom of the supporting plate 101 is symmetrically installed with a T-shaped slide 104, the bottom of the supporting plate 101 is fixedly connected to the top of the T-shaped slide 104, and the supporting plate 101 forms a sliding structure with the supporting bracket 9 through the T-shaped slide 104, The carrying bracket 9 makes the carrying plate 101 smoother and more stable when sliding along the top of the carrying bracket 9. At the same time, the carrying component 11 is symmetrically installed on the top of the connecting component 10. The carrying component 11 includes an electric telescopic rod 111, a connecting block 112, a blade carrying frame 113 and a placement slot 114. The extended end of the electric telescopic rod 111 is fixedly connected to the connecting block 112, and the side of the connecting block 112 is fixedly installed with the blade carrying frame 113. The side of the connecting block 112 is fixedly connected to the side of the blade carrying frame 113, and the bottom of the connecting block 112 is fixedly connected to the top of the extended end of the electric telescopic rod 111, and the blade carrying frame 113 forms a fixed structure with the electric telescopic rod 111 through the connecting block 112. By setting the blade carrying frame 113 and the electric telescopic rod 111 into a fixed structure, the blade carrying frame 113 will not loosen when carrying the blade, and a placement slot 114 is provided on the top of the blade carrying frame 113.

[0024] In summary, the die-cutting machine blade replacement device is first based on Figures 1 to 3In the structure shown in FIG, the staff puts the blade to be replaced into the blade carrying frame 113 through the placement slot 114, and then the staff puts the device at the bottom of the die-cutting machine blade. Then the staff turns on the drive motor 4 through the controller. When the drive motor 4 starts running, it drives the bidirectional screw rod 5 to rotate inside the fixed plate 3. At this time, through the connection of the first connecting mechanism 61 and the sliding of the T-shaped slider 62, the first connecting mechanism 61 drives the connecting plate 63 to move synchronously along the top of the connecting base 1, thereby making the fixing rod 6 4 drives the retaining plate 65 to move toward the inner surface of the die-cutting machine. When the retaining plate 65 on one side is in contact with the inner surface of the die-cutting machine, the ball 2 rolls, causing the connecting base 1 to gradually move toward the center position of the bottom of the blade. When the retaining plates 65 on both sides are in contact with the inner surface of the die-cutting machine, the device just moves to the center position. Then the staff drives the hand-screwed rod 8 to rotate at the bottom of the supporting bracket 9. At this time, through the connection of the second connecting mechanism 103 and the sliding of the cross-shaped slider 102 and the T-shaped slide 104, the supporting plate 101 drives the supporting group When the blade is installed, the electric telescopic rod 111 and the drive motor 4 are opened to unlock the device. Finally, the staff takes out the device to complete the overall installation of the blade.

[0025] The embodiments of the present invention are provided for purposes of illustration and description and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those skilled in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention and to enable those skilled in the art to understand the present invention and design various embodiments with various modifications suitable for specific applications.

Claims

1. A blade replacement device for a die-cutting machine, comprising a connecting base (1) and a connecting bracket (7), characterized in that: The bottom of the connecting base (1) is symmetrically mounted with balls (2) in front and back, and the top of the connecting base (1) is fixedly mounted with a fixing plate (3), and the top of the connecting base (1) is mounted with a driving motor (4), and the output shaft of the driving motor (4) is mounted with a bidirectional screw (5) through a coupling, and the top of the connecting base (1) is slidably connected with a positioning assembly (6), the connecting bracket (7) is fixedly mounted on the top of the fixing plate (3), and the top of the connecting bracket (7) is rotatably connected with a hand-rotating screw (8), and the top of the connecting bracket (7) is fixedly mounted with a bearing bracket (9), and the top of the bearing bracket (9) is slidably connected with a connecting assembly (10), and the top of the connecting assembly (10) is symmetrically mounted with a bearing assembly (11).

2. A blade replacement device for a die-cutting machine according to claim 1, characterized in that: The positioning assembly (6) includes a first connecting mechanism (61), a T-shaped slider (62), a connecting plate (63), a fixing rod (64) and a stop plate (65), and the T-shaped sliders (62) are symmetrically installed on the upper and lower sides of the first connecting mechanism (61), and the connecting plates (63) are symmetrically installed on the front and rear sides of the first connecting mechanism (61), and the side of the connecting plate (63) is installed with a fixing rod (64), and the end of the fixing rod (64) is fixedly connected to the stop plate (65), and the interior of the first connecting mechanism (61) is movably connected to the side of the bidirectional screw rod (5).

3. A blade replacement device for a die-cutting machine according to claim 2, characterized in that: The outer side of the first connecting mechanism (61) is fixedly connected to the inner side of the T-shaped slider (62), and the first connecting mechanism (61) forms a sliding structure with the connecting base (1) through the T-shaped slider (62).

4. A blade replacement device for a die-cutting machine according to claim 2, characterized in that: The end of the fixing rod (64) is fixedly connected to the side of the connecting plate (63), and the other end of the fixing rod (64) is fixedly connected to the inner side of the abutting plate (65), and the abutting plate (65) forms a fixed structure with the connecting plate (63) through the fixing rod (64).

5. The blade replacement device for a die-cutting machine according to claim 1, characterized in that: The connecting assembly (10) includes a supporting plate (101), a cross-shaped slider (102), a second connecting mechanism (103) and a T-shaped slide (104), and the bottom of the supporting plate (101) is fixedly connected to the cross-shaped slider (102), and the bottom of the cross-shaped slider (102) is fixedly installed with the second connecting mechanism (103), and the interior of the second connecting mechanism (103) is movably connected to the side of the hand-screw rod (8), and at the same time, the bottom of the supporting plate (101) is symmetrically installed with a T-shaped slide (104).

6. A blade replacement device for a die-cutting machine according to claim 5, characterized in that: The bottom of the supporting plate (101) is fixedly connected to the top of the T-shaped slide bar (104), and the supporting plate (101) forms a sliding structure with the supporting bracket (9) through the T-shaped slide bar (104).

7. The blade replacement device for a die-cutting machine according to claim 5, characterized in that: The carrying assembly (11) comprises an electric telescopic rod (111), a connecting block (112), a blade carrying frame (113) and a placement slot (114), wherein the extending end of the electric telescopic rod (111) is fixedly connected to the connecting block (112), and the blade carrying frame (113) is fixedly installed on the side of the connecting block (112), and the placement slot (114) is provided on the top of the blade carrying frame (113).

8. A blade replacement device for a die-cutting machine according to claim 7, characterized in that: The side of the connecting block (112) is fixedly connected to the side of the blade carrying frame (113), and the bottom of the connecting block (112) is fixedly connected to the top of the extended end of the electric telescopic rod (111), and the blade carrying frame (113) forms a fixed structure with the electric telescopic rod (111) through the connecting block (112).

Images